A WikiWiki that provides HowTos, Tips and Tricks and man-pages around the Portage packaging system.

http://gentoo-wiki.com/Main_Page

The biggest multilingual free-content encyclopedia on the Internet. Over two million articles and...

http://www.wikipedia.org/

Work area for writing specifications for syndicating, archiving and editing episodic web sites.

http://www.intertwingly.net/wiki/pie/FrontPage

This site supports the open source distribution of wiki and discussion related to the book, The WikiWay, by your hosts, BoLeuf and WardCunningham. ...

http://www.wiki.org/

A free encyclopedia built collaboratively using Wiki software. (GNU Free Documentation License).

http://en.wikipedia.org/wiki/Main_Page

Work area for writing specifications for syndicating, archiving and editing episodic web sites.

http://www.intertwingly.net/wiki/pie/

Wiki is a piece of server software that allows users to freely create and ... Wiki supports hyperlinks and has a simple text syntax for creating new pages ...

http://wiki.org/wiki.cgi?WhatIsWiki

A collection of the knowledge of the Emacs community to serve as a source of answers for all kind...

http://www.emacswiki.org/cgi-bin/wiki

The first wiki, WikiWikiWeb, is named after the "Wiki Wiki" line of Chance ... A defining characteristic of wiki technology is the ease with which pages can ...

http://en.wikipedia.org/wiki/Wiki

TWiki is a wiki and an enterprise collaboration platform & Wiki. It looks and feels like a normal Intranet. Every web page has a Edit link, ...

http://twiki.org/